package kr.hkit.powerjava.chapter23;

public class ThreadControl {
	static void print(String msg){
		String threadName = Thread.currentThread().getName();
		System.out.format("%s : %s%n", threadName, msg);
	}
	
	private static class MessageLoop implements Runnable{
		@Override
		public void run() {
			String[] message = {"Pride will hava a fall.",
					"Power is dangerous unless you have humility",
					"Office changes manners.",
					"Empty vessls make the most sound."
			};
			
			for(int i=0; i<message.length; i++){
				print(message[i]);
				try {
					Thread.sleep(2000);
				} catch (InterruptedException e) {
					print("아직 끝나지 않았음");
				}
			}
		}//end of method run()
		
	}//end of class MessageLoop
	
	public static void main(String[] args) throws InterruptedException {
		int tries = 0;	//시도 횟수
		
		ThreadControl.print("추가적인 스레드를 시작합니다.");
		Thread t = new Thread(new MessageLoop());
		t.start();
		
		ThreadControl.print("추가적인 스레드를 끝나기를 기다립니다.");
		
		while(t.isAlive()){
			ThreadControl.print("아직 기다립니다.");
			t.join(1000);
			tries++;
			if (tries > 2){
				ThreadControl.print("참을 수 없네요~~");
				t.interrupt();
				t.join();
			}
		}
		
		ThreadControl.print("메인 스레드 종료");
	}
}
